def goldilocks_zone(mass):
    luminosity = pow(mass, 3.5)
    square_root = pow(luminosity, 0.5)
    res = [square_root*0.95, square_root*1.37]
    return [round(elem, 2) for elem in res]


if __name__ == '__main__':
    print(goldilocks_zone(0.5))